Execution Chart

We display below the execution chart for this examination (boot time has been removed).

Trace from the execution

Formatting '/data/fkordon/mcc2026-input.r194-tall-177969914100516.qcow2', fmt=qcow2 size=4294967296 backing_file=/data/fkordon/mcc2026-input.qcow2 backing_fmt=qcow2 cluster_size=65536 lazy_refcounts=off refcount_bits=16
Waiting for the VM to be ready (probing ssh)
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=====================================================================
Generated by BenchKit 2-5973
Executing tool itstools
Input is Parking-PT-208, examination is LTLFireability
Time confinement is 3600 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r194-tall-177969914100516
=====================================================================

--------------------
preparation of the directory to be used:
/home/mcc/execution
total 560K
-rw-r--r-- 1 mcc users 6.2K Mar 8 08:06 CTLCardinality.txt
-rw-r--r-- 1 mcc users 66K Mar 8 08:06 CTLCardinality.xml
-rw-r--r-- 1 mcc users 6.8K Mar 8 08:06 CTLFireability.txt
-rw-r--r-- 1 mcc users 69K Mar 8 08:06 CTLFireability.xml
-rw-r--r-- 1 mcc users 4.2K Mar 3 18:30 GenericPropertiesDefinition.xml
-rw-r--r-- 1 mcc users 6.5K Mar 3 18:30 GenericPropertiesVerdict.xml
-rw-r--r-- 1 mcc users 3.6K Mar 16 08:23 LTLCardinality.txt
-rw-r--r-- 1 mcc users 27K Mar 16 08:23 LTLCardinality.xml
-rw-r--r-- 1 mcc users 2.2K Mar 16 08:24 LTLFireability.txt
-rw-r--r-- 1 mcc users 20K Mar 16 08:24 LTLFireability.xml
-rw-r--r-- 1 mcc users 14K Mar 8 08:06 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 151K Mar 8 08:06 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 8.8K Mar 8 08:06 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 79K Mar 8 08:06 ReachabilityFireability.xml
-rw-r--r-- 1 mcc users 1.6K Mar 16 08:24 UpperBounds.txt
-rw-r--r-- 1 mcc users 3.6K Mar 16 08:24 UpperBounds.xml
-rw-r--r-- 1 mcc users 6 Mar 3 18:30 equiv_col
-rw-r--r-- 1 mcc users 4 Mar 3 18:30 instance
-rw-r--r-- 1 mcc users 6 Mar 3 18:30 iscolored
-rw-r--r-- 1 mcc users 49K Mar 3 18:30 model.pnml

--------------------
content from stdout:

=== Data for post analysis generated by BenchKit (invocation template)

The expected result is a vector of booleans
BOOL_VECTOR

echo here is the order used to build the result vector(from xml file)
FORMULA_NAME Parking-PT-208-LTLFireability-00
FORMULA_NAME Parking-PT-208-LTLFireability-01
FORMULA_NAME Parking-PT-208-LTLFireability-02
FORMULA_NAME Parking-PT-208-LTLFireability-03
FORMULA_NAME Parking-PT-208-LTLFireability-04
FORMULA_NAME Parking-PT-208-LTLFireability-05
FORMULA_NAME Parking-PT-208-LTLFireability-06
FORMULA_NAME Parking-PT-208-LTLFireability-07
FORMULA_NAME Parking-PT-208-LTLFireability-08
FORMULA_NAME Parking-PT-208-LTLFireability-09
FORMULA_NAME Parking-PT-208-LTLFireability-10
FORMULA_NAME Parking-PT-208-LTLFireability-11
FORMULA_NAME Parking-PT-208-LTLFireability-12
FORMULA_NAME Parking-PT-208-LTLFireability-13
FORMULA_NAME Parking-PT-208-LTLFireability-14
FORMULA_NAME Parking-PT-208-LTLFireability-15

=== Now, execution of the tool begins

BK_START 1779785073165

Invoking MCC driver with
BK_TOOL=itstools
BK_EXAMINATION=LTLFireability
BK_BIN_PATH=/home/mcc/BenchKit/bin/
BK_TIME_CONFINEMENT=3600
BK_INPUT=Parking-PT-208
BK_MEMORY_CONFINEMENT=16384
Not applying reductions.
Model is PT
LTLFireability PT
Running Version 202604301425
[2026-05-26 08:44:34] [INFO ] Running its-tools with arguments : [-pnfolder, /home/mcc/execution, -examination, LTLFireability, -its, -ltsmin, -greatspnpath, /home/mcc/BenchKit/bin//../itstools/bin//..//greatspn/, -order, META, -manyOrder, -smt, -timeout, 3600]
[2026-05-26 08:44:34] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2026-05-26 08:44:34] [INFO ] Load time of PNML (sax parser for PT used): 63 ms
[2026-05-26 08:44:34] [INFO ] Transformed 137 places.
[2026-05-26 08:44:34] [INFO ] Transformed 201 transitions.
[2026-05-26 08:44:34] [INFO ] Found NUPN structural information;
[2026-05-26 08:44:34] [INFO ] Parsed PT model containing 137 places and 201 transitions and 593 arcs in 148 ms.
Parsed 16 properties from file /home/mcc/execution/LTLFireability.xml in 10 ms.
Working with output stream class java.io.PrintStream
Initial state reduction rules removed 3 formulas.
Ensure Unique test removed 84 transitions
Reduce redundant transitions removed 84 transitions.
FORMULA Parking-PT-208-LTLFireability-08 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA Parking-PT-208-LTLFireability-10 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA Parking-PT-208-LTLFireability-12 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
Support contains 30 out of 137 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 137/137 places, 117/117 transitions.
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 1 place count 136 transition count 116
Iterating global reduction 0 with 1 rules applied. Total rules applied 2 place count 136 transition count 116
Applied a total of 2 rules in 21 ms. Remains 136 /137 variables (removed 1) and now considering 116/117 (removed 1) transitions.
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-2790144820067706381.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-14797104617494417790.kers'
[2026-05-26 08:44:34] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-2790144820067706381.kers, --Pflows, --basisKERS=/tmp/petrispot-output-14797104617494417790.kers]
Culled 0 columns in 0 ms.
// Phase 1: matrix 116 rows 136 cols 363 entries
Finished phase 1 with 92 SingleSign rule and 10 generalized
[2026-05-26 08:44:34] [INFO ] Computed 34 invariants in 1 ms
Computed 34 P flows in 2 ms.
Exported basis to /tmp/petrispot-output-14797104617494417790.kers
Total runtime 2 ms.
[2026-05-26 08:44:34] [INFO ] Implicit Places using invariants in 257 ms returned [36, 44, 64, 66, 94, 102, 110, 118, 130, 132]
Discarding 10 places :
Implicit Place search using SMT only with invariants took 286 ms to find 10 implicit places.
Starting structural reductions in LTL mode, iteration 1 : 126/137 places, 116/117 transitions.
Discarding 6 places :
Symmetric choice reduction at 0 with 6 rule applications. Total rules 6 place count 120 transition count 110
Iterating global reduction 0 with 6 rules applied. Total rules applied 12 place count 120 transition count 110
Applied a total of 12 rules in 7 ms. Remains 120 /126 variables (removed 6) and now considering 110/116 (removed 6) transitions.
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-743420737412954839.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-7231589535774740716.kers'
[2026-05-26 08:44:34] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-743420737412954839.kers, --Pflows, --basisKERS=/tmp/petrispot-output-7231589535774740716.kers]
Culled 0 columns in 0 ms.
// Phase 1: matrix 110 rows 120 cols 307 entries
Finished phase 1 with 96 SingleSign rule and 0 generalized
[2026-05-26 08:44:34] [INFO ] Computed 24 invariants in 0 ms
Computed 24 P flows in 0 ms.
Exported basis to /tmp/petrispot-output-7231589535774740716.kers
Total runtime 0 ms.
[2026-05-26 08:44:34] [INFO ] Implicit Places using invariants in 90 ms returned []
[2026-05-26 08:44:34] [INFO ] Invariant cache hit.
[2026-05-26 08:44:35] [INFO ] State equation strengthened by 26 read => feed constraints.
[2026-05-26 08:44:35] [INFO ] Implicit Places using invariants and state equation in 163 ms returned []
Implicit Place search using SMT with State Equation took 255 ms to find 0 implicit places.
Starting structural reductions in LTL mode, iteration 2 : 120/137 places, 110/117 transitions.
Finished structural reductions in LTL mode , in 2 iterations and 590 ms. Remains : 120/137 places, 110/117 transitions.
Starting structural reductions in LTL mode, iteration 0 : 120/120 places, 110/110 transitions.
Applied a total of 0 rules in 4 ms. Remains 120 /120 variables (removed 0) and now considering 110/110 (removed 0) transitions.
[2026-05-26 08:44:35] [INFO ] Invariant cache hit.
[2026-05-26 08:44:35] [INFO ] Implicit Places using invariants in 60 ms returned []
[2026-05-26 08:44:35] [INFO ] Invariant cache hit.
[2026-05-26 08:44:35] [INFO ] State equation strengthened by 26 read => feed constraints.
[2026-05-26 08:44:35] [INFO ] Implicit Places using invariants and state equation in 113 ms returned []
Implicit Place search using SMT with State Equation took 175 ms to find 0 implicit places.
Running 109 sub problems to find dead transitions.
[2026-05-26 08:44:35] [INFO ] Invariant cache hit.
[2026-05-26 08:44:35] [INFO ] State equation strengthened by 26 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/119 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 109 unsolved
At refinement iteration 1 (OVERLAPS) 1/120 variables, 24/24 constraints. Problems are: Problem set: 0 solved, 109 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/120 variables, 3/27 constraints. Problems are: Problem set: 0 solved, 109 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/120 variables, 0/27 constraints. Problems are: Problem set: 0 solved, 109 unsolved
At refinement iteration 4 (OVERLAPS) 110/230 variables, 120/147 constraints. Problems are: Problem set: 0 solved, 109 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/230 variables, 26/173 constraints. Problems are: Problem set: 0 solved, 109 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/230 variables, 0/173 constraints. Problems are: Problem set: 0 solved, 109 unsolved
At refinement iteration 7 (OVERLAPS) 0/230 variables, 0/173 constraints. Problems are: Problem set: 0 solved, 109 unsolved
No progress, stopping.
After SMT solving in domain Real declared 230/230 variables, and 173 constraints, problems are : Problem set: 0 solved, 109 unsolved in 4159 ms.
Refiners :[Positive P Invariants (semi-flows): 24/24 constraints, State Equation: 120/120 constraints, ReadFeed: 26/26 constraints, PredecessorRefiner: 109/109 constraints, Known Traps: 3/3 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 109 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/119 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 109 unsolved
At refinement iteration 1 (OVERLAPS) 1/120 variables, 24/24 constraints. Problems are: Problem set: 0 solved, 109 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/120 variables, 3/27 constraints. Problems are: Problem set: 0 solved, 109 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/120 variables, 0/27 constraints. Problems are: Problem set: 0 solved, 109 unsolved
At refinement iteration 4 (OVERLAPS) 110/230 variables, 120/147 constraints. Problems are: Problem set: 0 solved, 109 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/230 variables, 26/173 constraints. Problems are: Problem set: 0 solved, 109 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/230 variables, 109/282 constraints. Problems are: Problem set: 0 solved, 109 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/230 variables, 0/282 constraints. Problems are: Problem set: 0 solved, 109 unsolved
At refinement iteration 8 (OVERLAPS) 0/230 variables, 0/282 constraints. Problems are: Problem set: 0 solved, 109 unsolved
No progress, stopping.
After SMT solving in domain Int declared 230/230 variables, and 282 constraints, problems are : Problem set: 0 solved, 109 unsolved in 5827 ms.
Refiners :[Positive P Invariants (semi-flows): 24/24 constraints, State Equation: 120/120 constraints, ReadFeed: 26/26 constraints, PredecessorRefiner: 109/109 constraints, Known Traps: 3/3 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 10032ms problems are : Problem set: 0 solved, 109 unsolved
Search for dead transitions found 0 dead transitions in 10045ms
Finished structural reductions in LTL mode , in 1 iterations and 10246 ms. Remains : 120/120 places, 110/110 transitions.
Support contains 30 out of 120 places after structural reductions.
[2026-05-26 08:44:45] [INFO ] Flatten gal took : 26 ms
[2026-05-26 08:44:45] [INFO ] Flatten gal took : 11 ms
[2026-05-26 08:44:45] [INFO ] Input system was already deterministic with 110 transitions.
RANDOM walk for 40000 steps (1159 resets) in 1004 ms. (39 steps per ms) remains 2/34 properties
BEST_FIRST walk for 40003 steps (100 resets) in 130 ms. (305 steps per ms) remains 2/2 properties
BEST_FIRST walk for 40004 steps (98 resets) in 123 ms. (322 steps per ms) remains 2/2 properties
[2026-05-26 08:44:46] [INFO ] Invariant cache hit.
[2026-05-26 08:44:46] [INFO ] State equation strengthened by 26 read => feed constraints.
All remaining problems are real, not stopping.
At refinement iteration 0 (INCLUDED_ONLY) 0/5 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 1 (OVERLAPS) 76/81 variables, 4/4 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/81 variables, 0/4 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 3 (OVERLAPS) 39/120 variables, 20/24 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/120 variables, 0/24 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 5 (OVERLAPS) 110/230 variables, 120/144 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/230 variables, 26/170 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/230 variables, 0/170 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 8 (OVERLAPS) 0/230 variables, 0/170 constraints. Problems are: Problem set: 0 solved, 2 unsolved
No progress, stopping.
After SMT solving in domain Real declared 230/230 variables, and 170 constraints, problems are : Problem set: 0 solved, 2 unsolved in 83 ms.
Refiners :[Positive P Invariants (semi-flows): 24/24 constraints, State Equation: 120/120 constraints, ReadFeed: 26/26 constraints, PredecessorRefiner: 2/2 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 2 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/5 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 2 unsolved
Problem AtomicPropp28 is UNSAT
At refinement iteration 1 (OVERLAPS) 76/81 variables, 4/4 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/81 variables, 0/4 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 39/120 variables, 20/24 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/120 variables, 0/24 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 110/230 variables, 120/144 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/230 variables, 26/170 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/230 variables, 1/171 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/230 variables, 0/171 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 9 (OVERLAPS) 0/230 variables, 0/171 constraints. Problems are: Problem set: 1 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Int declared 230/230 variables, and 171 constraints, problems are : Problem set: 1 solved, 1 unsolved in 109 ms.
Refiners :[Positive P Invariants (semi-flows): 24/24 constraints, State Equation: 120/120 constraints, ReadFeed: 26/26 constraints, PredecessorRefiner: 1/2 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 197ms problems are : Problem set: 1 solved, 1 unsolved
Finished Parikh walk after 27 steps, including 0 resets, run visited all 1 properties in 2 ms. (steps per millisecond=13 )
Parikh walk visited 1 properties in 7 ms.
Successfully simplified 1 atomic propositions for a total of 13 simplifications.
FORMULA Parking-PT-208-LTLFireability-13 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
Computed a total of 1 stabilizing places and 1 stable transitions
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202604301425/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(X((X(X(G(p0)))||(X(p0)&&(p1||(p2 U p3))))))'
Support contains 5 out of 120 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 120/120 places, 110/110 transitions.
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 1 place count 119 transition count 109
Iterating global reduction 0 with 1 rules applied. Total rules applied 2 place count 119 transition count 109
Applied a total of 2 rules in 8 ms. Remains 119 /120 variables (removed 1) and now considering 109/110 (removed 1) transitions.
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-12919279602888705764.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-9866489772658459076.kers'
[2026-05-26 08:44:46] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-12919279602888705764.kers, --Pflows, --basisKERS=/tmp/petrispot-output-9866489772658459076.kers]
Culled 0 columns in 0 ms.
// Phase 1: matrix 109 rows 119 cols 305 entries
Finished phase 1 with 95 SingleSign rule and 0 generalized
[2026-05-26 08:44:46] [INFO ] Computed 24 invariants in 0 ms
Computed 24 P flows in 1 ms.
Exported basis to /tmp/petrispot-output-9866489772658459076.kers
Total runtime 1 ms.
[2026-05-26 08:44:46] [INFO ] Implicit Places using invariants in 56 ms returned [28, 49]
Discarding 2 places :
Implicit Place search using SMT only with invariants took 57 ms to find 2 implicit places.
Starting structural reductions in LTL mode, iteration 1 : 117/120 places, 109/110 transitions.
Discarding 2 places :
Symmetric choice reduction at 0 with 2 rule applications. Total rules 2 place count 115 transition count 107
Iterating global reduction 0 with 2 rules applied. Total rules applied 4 place count 115 transition count 107
Applied a total of 4 rules in 5 ms. Remains 115 /117 variables (removed 2) and now considering 107/109 (removed 2) transitions.
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-8113219543570931173.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-9416079769265706119.kers'
[2026-05-26 08:44:46] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-8113219543570931173.kers, --Pflows, --basisKERS=/tmp/petrispot-output-9416079769265706119.kers]
Culled 0 columns in 0 ms.
// Phase 1: matrix 107 rows 115 cols 295 entries
Finished phase 1 with 93 SingleSign rule and 0 generalized
[2026-05-26 08:44:46] [INFO ] Computed 22 invariants in 0 ms
Computed 22 P flows in 0 ms.
Exported basis to /tmp/petrispot-output-9416079769265706119.kers
Total runtime 1 ms.
[2026-05-26 08:44:46] [INFO ] Implicit Places using invariants in 57 ms returned []
[2026-05-26 08:44:46] [INFO ] Invariant cache hit.
[2026-05-26 08:44:47] [INFO ] State equation strengthened by 26 read => feed constraints.
[2026-05-26 08:44:47] [INFO ] Implicit Places using invariants and state equation in 123 ms returned []
Implicit Place search using SMT with State Equation took 181 ms to find 0 implicit places.
Starting structural reductions in LTL mode, iteration 2 : 115/120 places, 107/110 transitions.
Finished structural reductions in LTL mode , in 2 iterations and 251 ms. Remains : 115/120 places, 107/110 transitions.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202604301425/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(X((X(X(G(p0)))||(X(p0)&&(p1||(p2 U p3))))))'
Stuttering acceptance computed with spot in 442 ms :[true, (NOT p3), (NOT p0), (NOT p0), (AND (NOT p0) (NOT p3)), (NOT p0), (NOT p0), (NOT p0), (NOT p0)]
Running random walk in product with property : Parking-PT-208-LTLFireability-00
Entered a terminal (fully accepting) state of product in 3 steps with 0 reset in 2 ms.
FORMULA Parking-PT-208-LTLFireability-00 FALSE TECHNIQUES STUTTER_TEST
Treatment of property Parking-PT-208-LTLFireability-00 finished in 778 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202604301425/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(F(G(p0)))'
Support contains 1 out of 120 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 120/120 places, 110/110 transitions.
Reduce places removed 1 places and 1 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 3 transitions
Trivial Post-agglo rules discarded 3 transitions
Performed 3 trivial Post agglomeration. Transition count delta: 3
Iterating post reduction 0 with 3 rules applied. Total rules applied 3 place count 119 transition count 106
Reduce places removed 3 places and 0 transitions.
Iterating post reduction 1 with 3 rules applied. Total rules applied 6 place count 116 transition count 106
Performed 3 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 2 with 3 Pre rules applied. Total rules applied 6 place count 116 transition count 103
Deduced a syphon composed of 3 places in 1 ms
Reduce places removed 3 places and 0 transitions.
Iterating global reduction 2 with 6 rules applied. Total rules applied 12 place count 113 transition count 103
Discarding 1 places :
Symmetric choice reduction at 2 with 1 rule applications. Total rules 13 place count 112 transition count 102
Iterating global reduction 2 with 1 rules applied. Total rules applied 14 place count 112 transition count 102
Performed 10 Post agglomeration using F-continuation condition.Transition count delta: 10
Deduced a syphon composed of 10 places in 0 ms
Reduce places removed 10 places and 0 transitions.
Iterating global reduction 2 with 20 rules applied. Total rules applied 34 place count 102 transition count 92
Applied a total of 34 rules in 28 ms. Remains 102 /120 variables (removed 18) and now considering 92/110 (removed 18) transitions.
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-5627115365635816977.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-8124648822592205960.kers'
[2026-05-26 08:44:47] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-5627115365635816977.kers, --Pflows, --basisKERS=/tmp/petrispot-output-8124648822592205960.kers]
Culling duplicate invariants (modulo rational): removing 20 columns.
Culled 20 columns in 0 ms.
// Phase 1: matrix 92 rows 82 cols 190 entries
Finished phase 1 with 78 SingleSign rule and 0 generalized
[2026-05-26 08:44:47] [INFO ] Computed 24 invariants in 0 ms
Computed 24 P flows in 0 ms.
Exported basis to /tmp/petrispot-output-8124648822592205960.kers
Total runtime 1 ms.
[2026-05-26 08:44:47] [INFO ] Implicit Places using invariants in 53 ms returned [25, 41]
Discarding 2 places :
Implicit Place search using SMT only with invariants took 54 ms to find 2 implicit places.
Starting structural reductions in SI_LTL mode, iteration 1 : 100/120 places, 92/110 transitions.
Applied a total of 0 rules in 4 ms. Remains 100 /100 variables (removed 0) and now considering 92/92 (removed 0) transitions.
Finished structural reductions in SI_LTL mode , in 2 iterations and 86 ms. Remains : 100/120 places, 92/110 transitions.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202604301425/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(F(G(p0)))'
Stuttering acceptance computed with spot in 30 ms :[(NOT p0)]
Running random walk in product with property : Parking-PT-208-LTLFireability-01
Stuttering criterion allowed to conclude after 34 steps with 0 reset in 0 ms.
FORMULA Parking-PT-208-LTLFireability-01 FALSE TECHNIQUES STUTTER_TEST
Treatment of property Parking-PT-208-LTLFireability-01 finished in 146 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202604301425/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!((X((!p0 U (p1||G(!p0))))||(F(p2)&&(F(p0)||X(p3)))))'
Support contains 2 out of 120 places. Attempting structural reductions.
Property had overlarge support with respect to TGBA, discarding it for now.
Starting structural reductions in LTL mode, iteration 0 : 120/120 places, 110/110 transitions.
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 1 place count 119 transition count 109
Iterating global reduction 0 with 1 rules applied. Total rules applied 2 place count 119 transition count 109
Applied a total of 2 rules in 5 ms. Remains 119 /120 variables (removed 1) and now considering 109/110 (removed 1) transitions.
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-17680228362578609092.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-15570817489099882319.kers'
[2026-05-26 08:44:47] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-17680228362578609092.kers, --Pflows, --basisKERS=/tmp/petrispot-output-15570817489099882319.kers]
Culled 0 columns in 0 ms.
// Phase 1: matrix 109 rows 119 cols 305 entries
Finished phase 1 with 95 SingleSign rule and 0 generalized
[2026-05-26 08:44:47] [INFO ] Computed 24 invariants in 0 ms
Computed 24 P flows in 0 ms.
Exported basis to /tmp/petrispot-output-15570817489099882319.kers
Total runtime 0 ms.
[2026-05-26 08:44:47] [INFO ] Implicit Places using invariants in 87 ms returned [28, 49]
Discarding 2 places :
Implicit Place search using SMT only with invariants took 88 ms to find 2 implicit places.
Starting structural reductions in LTL mode, iteration 1 : 117/120 places, 109/110 transitions.
Discarding 2 places :
Symmetric choice reduction at 0 with 2 rule applications. Total rules 2 place count 115 transition count 107
Iterating global reduction 0 with 2 rules applied. Total rules applied 4 place count 115 transition count 107
Applied a total of 4 rules in 8 ms. Remains 115 /117 variables (removed 2) and now considering 107/109 (removed 2) transitions.
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-2662096667249642910.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-7879741817875328919.kers'
[2026-05-26 08:44:47] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-2662096667249642910.kers, --Pflows, --basisKERS=/tmp/petrispot-output-7879741817875328919.kers]
Culled 0 columns in 0 ms.
// Phase 1: matrix 107 rows 115 cols 295 entries
Finished phase 1 with 93 SingleSign rule and 0 generalized
[2026-05-26 08:44:47] [INFO ] Computed 22 invariants in 0 ms
Computed 22 P flows in 0 ms.
Exported basis to /tmp/petrispot-output-7879741817875328919.kers
Total runtime 0 ms.
[2026-05-26 08:44:47] [INFO ] Implicit Places using invariants in 64 ms returned []
[2026-05-26 08:44:47] [INFO ] Invariant cache hit.
[2026-05-26 08:44:47] [INFO ] State equation strengthened by 26 read => feed constraints.
[2026-05-26 08:44:47] [INFO ] Implicit Places using invariants and state equation in 96 ms returned []
Implicit Place search using SMT with State Equation took 163 ms to find 0 implicit places.
Starting structural reductions in LTL mode, iteration 2 : 115/120 places, 107/110 transitions.
Finished structural reductions in LTL mode , in 2 iterations and 265 ms. Remains : 115/120 places, 107/110 transitions.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202604301425/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!((X((!p0 U (p1||G(!p0))))||(F(p2)&&(F(p0)||X(p3)))))'
Stuttering acceptance computed with spot in 121 ms :[(NOT p2), (AND (NOT p2) p0 (NOT p1)), (AND (NOT p2) p0 (NOT p1))]
Running random walk in product with property : Parking-PT-208-LTLFireability-02
Product exploration explored 100000 steps with 50000 reset in 297 ms.
Product exploration explored 100000 steps with 50000 reset in 239 ms.
Computed a total of 1 stabilizing places and 1 stable transitions
Computed a total of 1 stabilizing places and 1 stable transitions
Detected a total of 1/115 stabilizing places and 1/107 transitions leading to convergence knowledge of the form 'F(Gp|G!p)' for 2/3 atomic propositions.
Property proved to be true by K+ with min(!phi)
Knowledge based reduction with 12 factoid took 15 ms. Proved property starting from automaton with 3 states, 4 edges and 3 AP (stutter sensitive
Knowledge-based reduction took 21 ms.
FORMULA Parking-PT-208-LTLFireability-02 TRUE TECHNIQUES KNOWLEDGE
Treatment of property Parking-PT-208-LTLFireability-02 finished in 976 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202604301425/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!((F(p0)&&X(X(G(p1)))))'
Support contains 3 out of 120 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 120/120 places, 110/110 transitions.
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 1 place count 119 transition count 109
Iterating global reduction 0 with 1 rules applied. Total rules applied 2 place count 119 transition count 109
Applied a total of 2 rules in 5 ms. Remains 119 /120 variables (removed 1) and now considering 109/110 (removed 1) transitions.
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-5866230676562367160.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-4856226999006983726.kers'
[2026-05-26 08:44:48] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-5866230676562367160.kers, --Pflows, --basisKERS=/tmp/petrispot-output-4856226999006983726.kers]
Culled 0 columns in 0 ms.
// Phase 1: matrix 109 rows 119 cols 305 entries
Finished phase 1 with 95 SingleSign rule and 0 generalized
[2026-05-26 08:44:48] [INFO ] Computed 24 invariants in 0 ms
Computed 24 P flows in 1 ms.
Exported basis to /tmp/petrispot-output-4856226999006983726.kers
Total runtime 1 ms.
[2026-05-26 08:44:48] [INFO ] Implicit Places using invariants in 53 ms returned [28, 49]
Discarding 2 places :
Implicit Place search using SMT only with invariants took 54 ms to find 2 implicit places.
Starting structural reductions in LTL mode, iteration 1 : 117/120 places, 109/110 transitions.
Discarding 2 places :
Symmetric choice reduction at 0 with 2 rule applications. Total rules 2 place count 115 transition count 107
Iterating global reduction 0 with 2 rules applied. Total rules applied 4 place count 115 transition count 107
Applied a total of 4 rules in 4 ms. Remains 115 /117 variables (removed 2) and now considering 107/109 (removed 2) transitions.
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-6222908406854117586.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-5549845071768661007.kers'
[2026-05-26 08:44:48] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-6222908406854117586.kers, --Pflows, --basisKERS=/tmp/petrispot-output-5549845071768661007.kers]
Culled 0 columns in 0 ms.
// Phase 1: matrix 107 rows 115 cols 295 entries
Finished phase 1 with 93 SingleSign rule and 0 generalized
[2026-05-26 08:44:48] [INFO ] Computed 22 invariants in 0 ms
Computed 22 P flows in 0 ms.
Exported basis to /tmp/petrispot-output-5549845071768661007.kers
Total runtime 0 ms.
[2026-05-26 08:44:48] [INFO ] Implicit Places using invariants in 57 ms returned []
[2026-05-26 08:44:48] [INFO ] Invariant cache hit.
[2026-05-26 08:44:48] [INFO ] State equation strengthened by 26 read => feed constraints.
[2026-05-26 08:44:48] [INFO ] Implicit Places using invariants and state equation in 95 ms returned []
Implicit Place search using SMT with State Equation took 155 ms to find 0 implicit places.
Starting structural reductions in LTL mode, iteration 2 : 115/120 places, 107/110 transitions.
Finished structural reductions in LTL mode , in 2 iterations and 219 ms. Remains : 115/120 places, 107/110 transitions.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202604301425/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!((F(p0)&&X(X(G(p1)))))'
Stuttering acceptance computed with spot in 125 ms :[(OR (NOT p1) (NOT p0)), (NOT p0), (NOT p1), (NOT p1), true]
Running random walk in product with property : Parking-PT-208-LTLFireability-03
Entered a terminal (fully accepting) state of product in 2711 steps with 79 reset in 13 ms.
FORMULA Parking-PT-208-LTLFireability-03 FALSE TECHNIQUES STUTTER_TEST
Treatment of property Parking-PT-208-LTLFireability-03 finished in 378 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202604301425/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(G((G(p0)||(p0&&F(G(p1)))||(p2&&G(p3)))))'
Support contains 2 out of 120 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 120/120 places, 110/110 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 4 transitions
Trivial Post-agglo rules discarded 4 transitions
Performed 4 trivial Post agglomeration. Transition count delta: 4
Iterating post reduction 0 with 4 rules applied. Total rules applied 4 place count 120 transition count 106
Reduce places removed 4 places and 0 transitions.
Iterating post reduction 1 with 4 rules applied. Total rules applied 8 place count 116 transition count 106
Performed 4 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 2 with 4 Pre rules applied. Total rules applied 8 place count 116 transition count 102
Deduced a syphon composed of 4 places in 0 ms
Reduce places removed 4 places and 0 transitions.
Iterating global reduction 2 with 8 rules applied. Total rules applied 16 place count 112 transition count 102
Discarding 1 places :
Symmetric choice reduction at 2 with 1 rule applications. Total rules 17 place count 111 transition count 101
Iterating global reduction 2 with 1 rules applied. Total rules applied 18 place count 111 transition count 101
Performed 9 Post agglomeration using F-continuation condition.Transition count delta: 9
Deduced a syphon composed of 9 places in 4 ms
Reduce places removed 9 places and 0 transitions.
Iterating global reduction 2 with 18 rules applied. Total rules applied 36 place count 102 transition count 92
Performed 1 Post agglomeration using F-continuation condition.Transition count delta: -19
Deduced a syphon composed of 1 places in 0 ms
Reduce places removed 1 places and 0 transitions.
Iterating global reduction 2 with 2 rules applied. Total rules applied 38 place count 101 transition count 111
Applied a total of 38 rules in 29 ms. Remains 101 /120 variables (removed 19) and now considering 111/110 (removed -1) transitions.
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-4842206496982015597.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-7337454062599253298.kers'
[2026-05-26 08:44:49] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-4842206496982015597.kers, --Pflows, --basisKERS=/tmp/petrispot-output-7337454062599253298.kers]
Culled 0 columns in 0 ms.
// Phase 1: matrix 111 rows 101 cols 385 entries
Finished phase 1 with 77 SingleSign rule and 0 generalized
[2026-05-26 08:44:49] [INFO ] Computed 24 invariants in 0 ms
Computed 24 P flows in 0 ms.
Exported basis to /tmp/petrispot-output-7337454062599253298.kers
Total runtime 0 ms.
[2026-05-26 08:44:49] [INFO ] Implicit Places using invariants in 57 ms returned [26, 40]
Discarding 2 places :
Implicit Place search using SMT only with invariants took 62 ms to find 2 implicit places.
Starting structural reductions in SI_LTL mode, iteration 1 : 99/120 places, 111/110 transitions.
Applied a total of 0 rules in 5 ms. Remains 99 /99 variables (removed 0) and now considering 111/111 (removed 0) transitions.
Finished structural reductions in SI_LTL mode , in 2 iterations and 96 ms. Remains : 99/120 places, 111/110 transitions.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202604301425/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(G((G(p0)||(p0&&F(G(p1)))||(p2&&G(p3)))))'
Stuttering acceptance computed with spot in 153 ms :[(OR (AND (NOT p0) (NOT p2)) (AND (NOT p0) (NOT p3))), true, (NOT p3), (AND (NOT p0) (NOT p1)), (NOT p1)]
Running random walk in product with property : Parking-PT-208-LTLFireability-04
Entered a terminal (fully accepting) state of product in 5216 steps with 881 reset in 24 ms.
FORMULA Parking-PT-208-LTLFireability-04 FALSE TECHNIQUES STUTTER_TEST
Treatment of property Parking-PT-208-LTLFireability-04 finished in 309 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202604301425/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!((p0 U X((G(F(p1)) U !p2))))'
Support contains 4 out of 120 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 120/120 places, 110/110 transitions.
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 1 place count 119 transition count 109
Iterating global reduction 0 with 1 rules applied. Total rules applied 2 place count 119 transition count 109
Applied a total of 2 rules in 3 ms. Remains 119 /120 variables (removed 1) and now considering 109/110 (removed 1) transitions.
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-2180476357243164696.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-17523253540421598112.kers'
[2026-05-26 08:44:49] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-2180476357243164696.kers, --Pflows, --basisKERS=/tmp/petrispot-output-17523253540421598112.kers]
Culled 0 columns in 0 ms.
// Phase 1: matrix 109 rows 119 cols 305 entries
Finished phase 1 with 95 SingleSign rule and 0 generalized
[2026-05-26 08:44:49] [INFO ] Computed 24 invariants in 0 ms
Computed 24 P flows in 0 ms.
Exported basis to /tmp/petrispot-output-17523253540421598112.kers
Total runtime 0 ms.
[2026-05-26 08:44:49] [INFO ] Implicit Places using invariants in 56 ms returned [28, 49]
Discarding 2 places :
Implicit Place search using SMT only with invariants took 58 ms to find 2 implicit places.
Starting structural reductions in LTL mode, iteration 1 : 117/120 places, 109/110 transitions.
Discarding 2 places :
Symmetric choice reduction at 0 with 2 rule applications. Total rules 2 place count 115 transition count 107
Iterating global reduction 0 with 2 rules applied. Total rules applied 4 place count 115 transition count 107
Applied a total of 4 rules in 3 ms. Remains 115 /117 variables (removed 2) and now considering 107/109 (removed 2) transitions.
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-1374325197706248018.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-15596683478312689008.kers'
[2026-05-26 08:44:49] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-1374325197706248018.kers, --Pflows, --basisKERS=/tmp/petrispot-output-15596683478312689008.kers]
Culled 0 columns in 0 ms.
// Phase 1: matrix 107 rows 115 cols 295 entries
Finished phase 1 with 93 SingleSign rule and 0 generalized
[2026-05-26 08:44:49] [INFO ] Computed 22 invariants in 0 ms
Computed 22 P flows in 0 ms.
Exported basis to /tmp/petrispot-output-15596683478312689008.kers
Total runtime 0 ms.
[2026-05-26 08:44:49] [INFO ] Implicit Places using invariants in 53 ms returned []
[2026-05-26 08:44:49] [INFO ] Invariant cache hit.
[2026-05-26 08:44:49] [INFO ] State equation strengthened by 26 read => feed constraints.
[2026-05-26 08:44:49] [INFO ] Implicit Places using invariants and state equation in 96 ms returned []
Implicit Place search using SMT with State Equation took 151 ms to find 0 implicit places.
Starting structural reductions in LTL mode, iteration 2 : 115/120 places, 107/110 transitions.
Finished structural reductions in LTL mode , in 2 iterations and 215 ms. Remains : 115/120 places, 107/110 transitions.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202604301425/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!((p0 U X((G(F(p1)) U !p2))))'
Stuttering acceptance computed with spot in 181 ms :[p2, p2, p2, (NOT p1), (NOT p1)]
Running random walk in product with property : Parking-PT-208-LTLFireability-05
Product exploration explored 100000 steps with 50000 reset in 210 ms.
Product exploration explored 100000 steps with 50000 reset in 237 ms.
Computed a total of 1 stabilizing places and 1 stable transitions
Computed a total of 1 stabilizing places and 1 stable transitions
Property proved to be true by K+ with min(!phi)
Knowledge based reduction with 12 factoid took 14 ms. Proved property starting from automaton with 5 states, 10 edges and 3 AP (stutter sensitive
Knowledge-based reduction took 15 ms.
FORMULA Parking-PT-208-LTLFireability-05 TRUE TECHNIQUES KNOWLEDGE
Treatment of property Parking-PT-208-LTLFireability-05 finished in 880 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202604301425/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(X(G((X(X((G(p1)||X(p2))))||p0))))'
Support contains 4 out of 120 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 120/120 places, 110/110 transitions.
Applied a total of 0 rules in 2 ms. Remains 120 /120 variables (removed 0) and now considering 110/110 (removed 0) transitions.
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-5198237231408812113.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-11705413802971069225.kers'
[2026-05-26 08:44:50] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-5198237231408812113.kers, --Pflows, --basisKERS=/tmp/petrispot-output-11705413802971069225.kers]
Culled 0 columns in 0 ms.
// Phase 1: matrix 110 rows 120 cols 307 entries
Finished phase 1 with 96 SingleSign rule and 0 generalized
[2026-05-26 08:44:50] [INFO ] Computed 24 invariants in 0 ms
Computed 24 P flows in 0 ms.
Exported basis to /tmp/petrispot-output-11705413802971069225.kers
Total runtime 1 ms.
[2026-05-26 08:44:50] [INFO ] Implicit Places using invariants in 60 ms returned []
[2026-05-26 08:44:50] [INFO ] Invariant cache hit.
[2026-05-26 08:44:50] [INFO ] State equation strengthened by 26 read => feed constraints.
[2026-05-26 08:44:50] [INFO ] Implicit Places using invariants and state equation in 100 ms returned []
Implicit Place search using SMT with State Equation took 161 ms to find 0 implicit places.
Skipped dead transition search.
Finished structural reductions in LTL mode , in 1 iterations and 163 ms. Remains : 120/120 places, 110/110 transitions.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202604301425/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(X(G((X(X((G(p1)||X(p2))))||p0))))'
Stuttering acceptance computed with spot in 278 ms :[(AND (NOT p0) (NOT p1) (NOT p2)), (AND (NOT p0) (NOT p1) (NOT p2)), (AND (NOT p2) (NOT p1)), (AND (NOT p2) (NOT p1)), (NOT p2), (AND (NOT p1) (NOT p2)), true, (NOT p1)]
Running random walk in product with property : Parking-PT-208-LTLFireability-06
Entered a terminal (fully accepting) state of product in 11443 steps with 483 reset in 19 ms.
FORMULA Parking-PT-208-LTLFireability-06 FALSE TECHNIQUES STUTTER_TEST
Treatment of property Parking-PT-208-LTLFireability-06 finished in 493 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202604301425/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(F((G(((F(p0) U p1) U p2))&&X(X(X(X(G(p1))))))))'
Support contains 4 out of 120 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 120/120 places, 110/110 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 4 transitions
Trivial Post-agglo rules discarded 4 transitions
Performed 4 trivial Post agglomeration. Transition count delta: 4
Iterating post reduction 0 with 4 rules applied. Total rules applied 4 place count 120 transition count 106
Reduce places removed 4 places and 0 transitions.
Iterating post reduction 1 with 4 rules applied. Total rules applied 8 place count 116 transition count 106
Performed 4 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 2 with 4 Pre rules applied. Total rules applied 8 place count 116 transition count 102
Deduced a syphon composed of 4 places in 0 ms
Reduce places removed 4 places and 0 transitions.
Iterating global reduction 2 with 8 rules applied. Total rules applied 16 place count 112 transition count 102
Discarding 1 places :
Symmetric choice reduction at 2 with 1 rule applications. Total rules 17 place count 111 transition count 101
Iterating global reduction 2 with 1 rules applied. Total rules applied 18 place count 111 transition count 101
Performed 7 Post agglomeration using F-continuation condition.Transition count delta: 7
Deduced a syphon composed of 7 places in 0 ms
Reduce places removed 7 places and 0 transitions.
Iterating global reduction 2 with 14 rules applied. Total rules applied 32 place count 104 transition count 94
Performed 1 Post agglomeration using F-continuation condition.Transition count delta: -19
Deduced a syphon composed of 1 places in 0 ms
Reduce places removed 1 places and 0 transitions.
Iterating global reduction 2 with 2 rules applied. Total rules applied 34 place count 103 transition count 113
Applied a total of 34 rules in 17 ms. Remains 103 /120 variables (removed 17) and now considering 113/110 (removed -3) transitions.
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-7280659748654460567.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-15502522860214201266.kers'
[2026-05-26 08:44:50] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-7280659748654460567.kers, --Pflows, --basisKERS=/tmp/petrispot-output-15502522860214201266.kers]
Culled 0 columns in 0 ms.
// Phase 1: matrix 113 rows 103 cols 399 entries
Finished phase 1 with 79 SingleSign rule and 0 generalized
[2026-05-26 08:44:50] [INFO ] Computed 24 invariants in 0 ms
Computed 24 P flows in 0 ms.
Exported basis to /tmp/petrispot-output-15502522860214201266.kers
Total runtime 0 ms.
[2026-05-26 08:44:50] [INFO ] Implicit Places using invariants in 56 ms returned [27, 41]
Discarding 2 places :
Implicit Place search using SMT only with invariants took 57 ms to find 2 implicit places.
Starting structural reductions in SI_LTL mode, iteration 1 : 101/120 places, 113/110 transitions.
Applied a total of 0 rules in 3 ms. Remains 101 /101 variables (removed 0) and now considering 113/113 (removed 0) transitions.
Finished structural reductions in SI_LTL mode , in 2 iterations and 77 ms. Remains : 101/120 places, 113/110 transitions.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202604301425/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(F((G(((F(p0) U p1) U p2))&&X(X(X(X(G(p1))))))))'
Stuttering acceptance computed with spot in 2526 ms :[(OR (NOT p1) (NOT p2)), (OR (AND (NOT p0) (NOT p2)) (AND (NOT p0) (NOT p1))), (NOT p1), (NOT p2), (NOT p2), (NOT p1), (AND (NOT p0) (NOT p2)), (AND (NOT p0) (NOT p2)), (AND (NOT p0) (NOT p1)), (AND (NOT p1) (NOT p2)), (NOT p1), (AND (NOT p0) (NOT p1)), (NOT p1), (NOT p1), (AND (NOT p2) (NOT p1) (NOT p0)), (AND (NOT p2) (NOT p1) (NOT p0)), (AND (NOT p0) (NOT p1)), (AND (NOT p1) (NOT p2)), (NOT p1), (AND (NOT p0) (NOT p1)), (AND (NOT p2) (NOT p1) (NOT p0)), (AND (NOT p2) (NOT p1) (NOT p0)), (AND (NOT p0) (NOT p1)), (NOT p1), (AND (NOT p1) (NOT p2)), (NOT p1), (AND (NOT p0) (NOT p1)), (NOT p1), (AND (NOT p2) (NOT p1) (NOT p0)), (AND (NOT p2) (NOT p1) (NOT p0)), (AND (NOT p0) (NOT p1)), (AND (NOT p1) (NOT p2)), (NOT p1), (AND (NOT p0) (NOT p1)), (AND (NOT p2) (NOT p1) (NOT p0)), (AND (NOT p2) (NOT p1) (NOT p0)), (AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1)), (AND (NOT p2) (NOT p1) (NOT p0)), (AND (NOT p2) (NOT p1) (NOT p0)), (AND (NOT p0) (NOT p1)), (AND (NOT p1) (NOT p2)), (AND (NOT p0) (NOT p1)), (AND (NOT p2) (NOT p1) (NOT p0)), (AND (NOT p2) (NOT p1) (NOT p0)), (AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1)), (NOT p1), (AND (NOT p2) (NOT p1) (NOT p0)), (AND (NOT p2) (NOT p1) (NOT p0)), (AND (NOT p0) (NOT p1))]
Running random walk in product with property : Parking-PT-208-LTLFireability-07
Stuttering criterion allowed to conclude after 28 steps with 0 reset in 0 ms.
FORMULA Parking-PT-208-LTLFireability-07 FALSE TECHNIQUES STUTTER_TEST
Treatment of property Parking-PT-208-LTLFireability-07 finished in 2758 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202604301425/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!((X(F((p0&&F(p1))))||((F(p2) U !p3) U p2)))'
Support contains 3 out of 120 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 120/120 places, 110/110 transitions.
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 1 place count 119 transition count 109
Iterating global reduction 0 with 1 rules applied. Total rules applied 2 place count 119 transition count 109
Applied a total of 2 rules in 3 ms. Remains 119 /120 variables (removed 1) and now considering 109/110 (removed 1) transitions.
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-5502210879054312681.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-15588720636549171514.kers'
[2026-05-26 08:44:53] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-5502210879054312681.kers, --Pflows, --basisKERS=/tmp/petrispot-output-15588720636549171514.kers]
Culled 0 columns in 0 ms.
// Phase 1: matrix 109 rows 119 cols 305 entries
Finished phase 1 with 95 SingleSign rule and 0 generalized
[2026-05-26 08:44:53] [INFO ] Computed 24 invariants in 0 ms
Computed 24 P flows in 1 ms.
Exported basis to /tmp/petrispot-output-15588720636549171514.kers
Total runtime 1 ms.
[2026-05-26 08:44:53] [INFO ] Implicit Places using invariants in 57 ms returned [28, 49]
Discarding 2 places :
Implicit Place search using SMT only with invariants took 58 ms to find 2 implicit places.
Starting structural reductions in LTL mode, iteration 1 : 117/120 places, 109/110 transitions.
Discarding 2 places :
Symmetric choice reduction at 0 with 2 rule applications. Total rules 2 place count 115 transition count 107
Iterating global reduction 0 with 2 rules applied. Total rules applied 4 place count 115 transition count 107
Applied a total of 4 rules in 1 ms. Remains 115 /117 variables (removed 2) and now considering 107/109 (removed 2) transitions.
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-16736653542858206432.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-3369781465014189013.kers'
[2026-05-26 08:44:53] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-16736653542858206432.kers, --Pflows, --basisKERS=/tmp/petrispot-output-3369781465014189013.kers]
Culled 0 columns in 0 ms.
// Phase 1: matrix 107 rows 115 cols 295 entries
Finished phase 1 with 93 SingleSign rule and 0 generalized
[2026-05-26 08:44:53] [INFO ] Computed 22 invariants in 0 ms
Computed 22 P flows in 0 ms.
Exported basis to /tmp/petrispot-output-3369781465014189013.kers
Total runtime 0 ms.
[2026-05-26 08:44:53] [INFO ] Implicit Places using invariants in 51 ms returned []
[2026-05-26 08:44:53] [INFO ] Invariant cache hit.
[2026-05-26 08:44:53] [INFO ] State equation strengthened by 26 read => feed constraints.
[2026-05-26 08:44:53] [INFO ] Implicit Places using invariants and state equation in 98 ms returned []
Implicit Place search using SMT with State Equation took 150 ms to find 0 implicit places.
Starting structural reductions in LTL mode, iteration 2 : 115/120 places, 107/110 transitions.
Finished structural reductions in LTL mode , in 2 iterations and 212 ms. Remains : 115/120 places, 107/110 transitions.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202604301425/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!((X(F((p0&&F(p1))))||((F(p2) U !p3) U p2)))'
Stuttering acceptance computed with spot in 285 ms :[(OR (AND (NOT p0) (NOT p2)) (AND (NOT p1) (NOT p2))), (OR (AND (NOT p0) (NOT p2)) (AND (NOT p1) (NOT p2))), (OR (AND (NOT p0) (NOT p2)) (AND (NOT p1) (NOT p2))), (OR (AND (NOT p0) p3) (AND (NOT p1) p3)), (AND (NOT p1) (NOT p2)), (AND (NOT p2) (NOT p1)), (AND (NOT p1) p3)]
Running random walk in product with property : Parking-PT-208-LTLFireability-09
Product exploration explored 100000 steps with 50000 reset in 239 ms.
Product exploration explored 100000 steps with 50000 reset in 257 ms.
Computed a total of 1 stabilizing places and 1 stable transitions
Computed a total of 1 stabilizing places and 1 stable transitions
Property proved to be true by K+ with min(!phi)
Knowledge based reduction with 24 factoid took 14 ms. Proved property starting from automaton with 7 states, 17 edges and 4 AP (stutter sensitive
Knowledge-based reduction took 16 ms.
FORMULA Parking-PT-208-LTLFireability-09 TRUE TECHNIQUES KNOWLEDGE
Treatment of property Parking-PT-208-LTLFireability-09 finished in 1042 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202604301425/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(G(F(((p1 U p2)||p0))))'
Support contains 4 out of 120 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 120/120 places, 110/110 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 4 transitions
Trivial Post-agglo rules discarded 4 transitions
Performed 4 trivial Post agglomeration. Transition count delta: 4
Iterating post reduction 0 with 4 rules applied. Total rules applied 4 place count 120 transition count 106
Reduce places removed 4 places and 0 transitions.
Iterating post reduction 1 with 4 rules applied. Total rules applied 8 place count 116 transition count 106
Performed 4 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 2 with 4 Pre rules applied. Total rules applied 8 place count 116 transition count 102
Deduced a syphon composed of 4 places in 0 ms
Reduce places removed 4 places and 0 transitions.
Iterating global reduction 2 with 8 rules applied. Total rules applied 16 place count 112 transition count 102
Discarding 1 places :
Symmetric choice reduction at 2 with 1 rule applications. Total rules 17 place count 111 transition count 101
Iterating global reduction 2 with 1 rules applied. Total rules applied 18 place count 111 transition count 101
Performed 9 Post agglomeration using F-continuation condition.Transition count delta: 9
Deduced a syphon composed of 9 places in 0 ms
Reduce places removed 9 places and 0 transitions.
Iterating global reduction 2 with 18 rules applied. Total rules applied 36 place count 102 transition count 92
Performed 1 Post agglomeration using F-continuation condition.Transition count delta: -19
Deduced a syphon composed of 1 places in 0 ms
Reduce places removed 1 places and 0 transitions.
Iterating global reduction 2 with 2 rules applied. Total rules applied 38 place count 101 transition count 111
Partial Post-agglomeration rule applied 1 times.
Drop transitions (Partial Post agglomeration) removed 1 transitions
Iterating global reduction 2 with 1 rules applied. Total rules applied 39 place count 101 transition count 111
Applied a total of 39 rules in 22 ms. Remains 101 /120 variables (removed 19) and now considering 111/110 (removed -1) transitions.
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-1481466211816625263.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-7819668951904105258.kers'
[2026-05-26 08:44:54] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-1481466211816625263.kers, --Pflows, --basisKERS=/tmp/petrispot-output-7819668951904105258.kers]
Culled 0 columns in 0 ms.
// Phase 1: matrix 111 rows 101 cols 385 entries
Finished phase 1 with 77 SingleSign rule and 0 generalized
[2026-05-26 08:44:54] [INFO ] Computed 24 invariants in 0 ms
Computed 24 P flows in 3 ms.
Exported basis to /tmp/petrispot-output-7819668951904105258.kers
Total runtime 3 ms.
[2026-05-26 08:44:54] [INFO ] Implicit Places using invariants in 58 ms returned [27, 41]
Discarding 2 places :
Implicit Place search using SMT only with invariants took 59 ms to find 2 implicit places.
Starting structural reductions in SI_LTL mode, iteration 1 : 99/120 places, 111/110 transitions.
Applied a total of 0 rules in 4 ms. Remains 99 /99 variables (removed 0) and now considering 111/111 (removed 0) transitions.
Finished structural reductions in SI_LTL mode , in 2 iterations and 85 ms. Remains : 99/120 places, 111/110 transitions.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202604301425/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(G(F(((p1 U p2)||p0))))'
Stuttering acceptance computed with spot in 70 ms :[(AND (NOT p2) (NOT p0)), (AND (NOT p2) (NOT p0))]
Running random walk in product with property : Parking-PT-208-LTLFireability-11
Product exploration explored 100000 steps with 3065 reset in 157 ms.
Product exploration explored 100000 steps with 3054 reset in 207 ms.
Computed a total of 1 stabilizing places and 5 stable transitions
Computed a total of 1 stabilizing places and 5 stable transitions
Knowledge based reduction with 7 factoid took 65 ms. Reduced automaton from 2 states, 3 edges and 2 AP (stutter insensitive) to 2 states, 3 edges and 2 AP (stutter insensitive).
RANDOM walk for 40000 steps (1219 resets) in 282 ms. (141 steps per ms) remains 0/3 properties
Knowledge based reduction with 7 factoid took 60 ms. Reduced automaton from 2 states, 3 edges and 2 AP (stutter insensitive) to 2 states, 3 edges and 2 AP (stutter insensitive).
Stuttering acceptance computed with spot in 56 ms :[(AND (NOT p0) (NOT p2)), (AND (NOT p0) (NOT p2))]
Knowledge-based reduction took 289 ms.
Stuttering acceptance computed with spot in 57 ms :[(AND (NOT p0) (NOT p2)), (AND (NOT p0) (NOT p2))]
Support contains 4 out of 99 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 99/99 places, 111/111 transitions.
Applied a total of 0 rules in 7 ms. Remains 99 /99 variables (removed 0) and now considering 111/111 (removed 0) transitions.
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-11635282780024609516.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-17523619342449862799.kers'
[2026-05-26 08:44:55] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-11635282780024609516.kers, --Pflows, --basisKERS=/tmp/petrispot-output-17523619342449862799.kers]
Culled 0 columns in 0 ms.
// Phase 1: matrix 111 rows 99 cols 371 entries
Finished phase 1 with 77 SingleSign rule and 0 generalized
[2026-05-26 08:44:55] [INFO ] Computed 22 invariants in 1 ms
Computed 22 P flows in 1 ms.
Exported basis to /tmp/petrispot-output-17523619342449862799.kers
Total runtime 1 ms.
[2026-05-26 08:44:55] [INFO ] Implicit Places using invariants in 52 ms returned []
[2026-05-26 08:44:55] [INFO ] Invariant cache hit.
[2026-05-26 08:44:55] [INFO ] State equation strengthened by 58 read => feed constraints.
[2026-05-26 08:44:55] [INFO ] Implicit Places using invariants and state equation in 117 ms returned []
Implicit Place search using SMT with State Equation took 169 ms to find 0 implicit places.
[2026-05-26 08:44:55] [INFO ] Redundant transitions in 2 ms returned []
Running 106 sub problems to find dead transitions.
[2026-05-26 08:44:55] [INFO ] Invariant cache hit.
[2026-05-26 08:44:55] [INFO ] State equation strengthened by 58 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/98 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 106 unsolved
At refinement iteration 1 (OVERLAPS) 1/99 variables, 22/22 constraints. Problems are: Problem set: 0 solved, 106 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/99 variables, 0/22 constraints. Problems are: Problem set: 0 solved, 106 unsolved
At refinement iteration 3 (OVERLAPS) 111/210 variables, 99/121 constraints. Problems are: Problem set: 0 solved, 106 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/210 variables, 58/179 constraints. Problems are: Problem set: 0 solved, 106 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/210 variables, 0/179 constraints. Problems are: Problem set: 0 solved, 106 unsolved
At refinement iteration 6 (OVERLAPS) 0/210 variables, 0/179 constraints. Problems are: Problem set: 0 solved, 106 unsolved
No progress, stopping.
After SMT solving in domain Real declared 210/210 variables, and 179 constraints, problems are : Problem set: 0 solved, 106 unsolved in 3974 ms.
Refiners :[Positive P Invariants (semi-flows): 22/22 constraints, State Equation: 99/99 constraints, ReadFeed: 58/58 constraints, PredecessorRefiner: 106/106 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 106 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/98 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 106 unsolved
At refinement iteration 1 (OVERLAPS) 1/99 variables, 22/22 constraints. Problems are: Problem set: 0 solved, 106 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/99 variables, 0/22 constraints. Problems are: Problem set: 0 solved, 106 unsolved
At refinement iteration 3 (OVERLAPS) 111/210 variables, 99/121 constraints. Problems are: Problem set: 0 solved, 106 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/210 variables, 58/179 constraints. Problems are: Problem set: 0 solved, 106 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/210 variables, 106/285 constraints. Problems are: Problem set: 0 solved, 106 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/210 variables, 0/285 constraints. Problems are: Problem set: 0 solved, 106 unsolved
At refinement iteration 7 (OVERLAPS) 0/210 variables, 0/285 constraints. Problems are: Problem set: 0 solved, 106 unsolved
No progress, stopping.
After SMT solving in domain Int declared 210/210 variables, and 285 constraints, problems are : Problem set: 0 solved, 106 unsolved in 5186 ms.
Refiners :[Positive P Invariants (semi-flows): 22/22 constraints, State Equation: 99/99 constraints, ReadFeed: 58/58 constraints, PredecessorRefiner: 106/106 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 9182ms problems are : Problem set: 0 solved, 106 unsolved
Search for dead transitions found 0 dead transitions in 9185ms
Finished structural reductions in SI_LTL mode , in 1 iterations and 9373 ms. Remains : 99/99 places, 111/111 transitions.
Computed a total of 1 stabilizing places and 5 stable transitions
Computed a total of 1 stabilizing places and 5 stable transitions
Knowledge based reduction with 7 factoid took 65 ms. Reduced automaton from 2 states, 3 edges and 2 AP (stutter insensitive) to 2 states, 3 edges and 2 AP (stutter insensitive).
RANDOM walk for 40000 steps (1221 resets) in 147 ms. (270 steps per ms) remains 1/3 properties
BEST_FIRST walk for 30227 steps (87 resets) in 85 ms. (351 steps per ms) remains 0/1 properties
Knowledge based reduction with 7 factoid took 77 ms. Reduced automaton from 2 states, 3 edges and 2 AP (stutter insensitive) to 2 states, 3 edges and 2 AP (stutter insensitive).
Stuttering acceptance computed with spot in 86 ms :[(AND (NOT p0) (NOT p2)), (AND (NOT p0) (NOT p2))]
Knowledge-based reduction took 313 ms.
Stuttering acceptance computed with spot in 74 ms :[(AND (NOT p0) (NOT p2)), (AND (NOT p0) (NOT p2))]
Stuttering acceptance computed with spot in 80 ms :[(AND (NOT p0) (NOT p2)), (AND (NOT p0) (NOT p2))]
Product exploration explored 100000 steps with 3053 reset in 139 ms.
Product exploration explored 100000 steps with 3070 reset in 155 ms.
Built C files in :
/tmp/ltsmin3338717374477900205
[2026-05-26 08:45:05] [INFO ] Computing symmetric may disable matrix : 111 transitions.
[2026-05-26 08:45:05] [INFO ] Computation of Complete disable matrix. took 1 ms. Total solver calls (SAT/UNSAT): 0(0/0)
[2026-05-26 08:45:05] [INFO ] Computing symmetric may enable matrix : 111 transitions.
[2026-05-26 08:45:05] [INFO ] Computation of Complete enable matrix. took 0 ms. Total solver calls (SAT/UNSAT): 0(0/0)
[2026-05-26 08:45:05] [INFO ] Computing Do-Not-Accords matrix : 111 transitions.
[2026-05-26 08:45:05] [INFO ] Computation of Completed DNA matrix. took 1 ms. Total solver calls (SAT/UNSAT): 0(0/0)
[2026-05-26 08:45:05] [INFO ] Built C files in 28ms conformant to PINS (ltsmin variant)in folder :/tmp/ltsmin3338717374477900205
Running compilation step : cd /tmp/ltsmin3338717374477900205;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.ltsmin.binaries_1.0.0.202604301425/bin/limit_time.pl' '3' 'gcc' '-c' '-I/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.ltsmin.binaries_1.0.0.202604301425/bin/include/' '-I.' '-std=c99' '-fPIC' '-O0' 'model.c'
Compilation finished in 378 ms.
Running link step : cd /tmp/ltsmin3338717374477900205;'gcc' '-shared' '-o' 'gal.so' 'model.o'
Link finished in 50 ms.
Running LTSmin : cd /tmp/ltsmin3338717374477900205;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.ltsmin.binaries_1.0.0.202604301425/bin/pins2lts-seq-linux64' './gal.so' '-p' '--pins-guards' '--when' '--hoa' '/tmp/stateBased13458707765379798441.hoa' '--buchi-type=spotba'
WARNING : LTS min runner thread was asked to interrupt. Dying gracefully.
Support contains 4 out of 99 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 99/99 places, 111/111 transitions.
Applied a total of 0 rules in 4 ms. Remains 99 /99 variables (removed 0) and now considering 111/111 (removed 0) transitions.
[2026-05-26 08:45:20] [INFO ] Invariant cache hit.
[2026-05-26 08:45:20] [INFO ] Implicit Places using invariants in 59 ms returned []
[2026-05-26 08:45:20] [INFO ] Invariant cache hit.
[2026-05-26 08:45:20] [INFO ] State equation strengthened by 58 read => feed constraints.
[2026-05-26 08:45:20] [INFO ] Implicit Places using invariants and state equation in 120 ms returned []
Implicit Place search using SMT with State Equation took 180 ms to find 0 implicit places.
[2026-05-26 08:45:20] [INFO ] Redundant transitions in 5 ms returned []
Skipped dead transition search.
Finished structural reductions in SI_LTL mode , in 1 iterations and 194 ms. Remains : 99/99 places, 111/111 transitions.
Built C files in :
/tmp/ltsmin18262424799762414497
[2026-05-26 08:45:20] [INFO ] Computing symmetric may disable matrix : 111 transitions.
[2026-05-26 08:45:20] [INFO ] Computation of Complete disable matrix. took 0 ms. Total solver calls (SAT/UNSAT): 0(0/0)
[2026-05-26 08:45:20] [INFO ] Computing symmetric may enable matrix : 111 transitions.
[2026-05-26 08:45:20] [INFO ] Computation of Complete enable matrix. took 0 ms. Total solver calls (SAT/UNSAT): 0(0/0)
[2026-05-26 08:45:20] [INFO ] Computing Do-Not-Accords matrix : 111 transitions.
[2026-05-26 08:45:20] [INFO ] Computation of Completed DNA matrix. took 2 ms. Total solver calls (SAT/UNSAT): 0(0/0)
[2026-05-26 08:45:20] [INFO ] Built C files in 14ms conformant to PINS (ltsmin variant)in folder :/tmp/ltsmin18262424799762414497
Running compilation step : cd /tmp/ltsmin18262424799762414497;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.ltsmin.binaries_1.0.0.202604301425/bin/limit_time.pl' '3' 'gcc' '-c' '-I/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.ltsmin.binaries_1.0.0.202604301425/bin/include/' '-I.' '-std=c99' '-fPIC' '-O0' 'model.c'
Compilation finished in 226 ms.
Running link step : cd /tmp/ltsmin18262424799762414497;'gcc' '-shared' '-o' 'gal.so' 'model.o'
Link finished in 39 ms.
Running LTSmin : cd /tmp/ltsmin18262424799762414497;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.ltsmin.binaries_1.0.0.202604301425/bin/pins2lts-seq-linux64' './gal.so' '-p' '--pins-guards' '--when' '--hoa' '/tmp/stateBased2737693770593088565.hoa' '--buchi-type=spotba'
WARNING : LTS min runner thread was asked to interrupt. Dying gracefully.
[2026-05-26 08:45:35] [INFO ] Flatten gal took : 8 ms
[2026-05-26 08:45:35] [INFO ] Flatten gal took : 9 ms
[2026-05-26 08:45:35] [INFO ] Time to serialize gal into /tmp/LTL1162510592071452352.gal : 3 ms
[2026-05-26 08:45:35] [INFO ] Time to serialize properties into /tmp/LTL16777540078096853897.prop : 0 ms
Invoking ITS tools like this :cd /home/mcc/execution;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-ltl-linux64' '--gc-threshold' '2000000' '-i' '/tmp/LTL1162510592071452352.gal' '-t' 'CGAL' '-hoa' '/tmp/aut16386693557002522670.hoa' '-atoms' '/tmp/LTL16777540078096853897.prop' '-c' '-stutter-deadlock' '--gen-order' 'FOLLOW'

its-ltl command run as :

/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-ltl-linux64 --gc-threshold 2000000 -i /tmp/L...319
Loading property file /tmp/LTL16777540078096853897.prop.
Loaded 2 atomic propositions.
Checking formula 0 provided in automaton : /tmp/aut16386693557002522670.hoa
Reverse transition relation is exact ! Faster fixpoint algorithm enabled.
Computing Next relation with stutter on 289 deadlock states
4 unique states visited
4 strongly connected components in search stack
5 transitions explored
4 items max in DFS search stack
202 ticks for the emptiness check
Model ,|S| ,Time ,Mem(kb) ,fin. SDD ,fin. DDD ,peak SDD ,peak DDD ,SDD Hom ,SDD cache peak ,DDD Hom ,DDD cachepeak ,SHom cache
STATS,0,2.04502,84224,1,0,10,292688,28,7,2626,170338,29
an accepting run exists (use option '-e' to print it)
Formula 0 is FALSE accepting run found.
FORMULA Parking-PT-208-LTLFireability-11 FALSE TECHNIQUES KNOWLEDGE HOA DECISION_DIAGRAMS TOPOLOGICAL
Treatment of property Parking-PT-208-LTLFireability-11 finished in 43570 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202604301425/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(X(F((p0&&F((G(p1)||(G(!p2)&&X(p1))))))))'
Support contains 3 out of 120 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 120/120 places, 110/110 transitions.
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 1 place count 119 transition count 109
Iterating global reduction 0 with 1 rules applied. Total rules applied 2 place count 119 transition count 109
Applied a total of 2 rules in 2 ms. Remains 119 /120 variables (removed 1) and now considering 109/110 (removed 1) transitions.
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-15194866698798486599.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-13471532224707416069.kers'
[2026-05-26 08:45:38] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-15194866698798486599.kers, --Pflows, --basisKERS=/tmp/petrispot-output-13471532224707416069.kers]
Culled 0 columns in 0 ms.
// Phase 1: matrix 109 rows 119 cols 305 entries
Finished phase 1 with 95 SingleSign rule and 0 generalized
[2026-05-26 08:45:38] [INFO ] Computed 24 invariants in 0 ms
Computed 24 P flows in 0 ms.
Exported basis to /tmp/petrispot-output-13471532224707416069.kers
Total runtime 1 ms.
[2026-05-26 08:45:38] [INFO ] Implicit Places using invariants in 60 ms returned [28, 49]
Discarding 2 places :
Implicit Place search using SMT only with invariants took 60 ms to find 2 implicit places.
Starting structural reductions in LTL mode, iteration 1 : 117/120 places, 109/110 transitions.
Discarding 2 places :
Symmetric choice reduction at 0 with 2 rule applications. Total rules 2 place count 115 transition count 107
Iterating global reduction 0 with 2 rules applied. Total rules applied 4 place count 115 transition count 107
Applied a total of 4 rules in 2 ms. Remains 115 /117 variables (removed 2) and now considering 107/109 (removed 2) transitions.
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-9395480244636215367.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-4259632313191981281.kers'
[2026-05-26 08:45:38] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-9395480244636215367.kers, --Pflows, --basisKERS=/tmp/petrispot-output-4259632313191981281.kers]
Culled 0 columns in 0 ms.
// Phase 1: matrix 107 rows 115 cols 295 entries
Finished phase 1 with 93 SingleSign rule and 0 generalized
[2026-05-26 08:45:38] [INFO ] Computed 22 invariants in 0 ms
Computed 22 P flows in 0 ms.
Exported basis to /tmp/petrispot-output-4259632313191981281.kers
Total runtime 0 ms.
[2026-05-26 08:45:38] [INFO ] Implicit Places using invariants in 51 ms returned []
[2026-05-26 08:45:38] [INFO ] Invariant cache hit.
[2026-05-26 08:45:38] [INFO ] State equation strengthened by 26 read => feed constraints.
[2026-05-26 08:45:38] [INFO ] Implicit Places using invariants and state equation in 100 ms returned []
Implicit Place search using SMT with State Equation took 152 ms to find 0 implicit places.
Starting structural reductions in LTL mode, iteration 2 : 115/120 places, 107/110 transitions.
Finished structural reductions in LTL mode , in 2 iterations and 216 ms. Remains : 115/120 places, 107/110 transitions.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202604301425/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(X(F((p0&&F((G(p1)||(G(p2)&&X(p1))))))))'
Stuttering acceptance computed with spot in 202 ms :[(OR (NOT p0) (NOT p1)), (OR (NOT p0) (NOT p1)), (NOT p1), (AND (NOT p2) (NOT p1)), (NOT p1)]
Running random walk in product with property : Parking-PT-208-LTLFireability-14
Product exploration explored 100000 steps with 5376 reset in 160 ms.
Product exploration explored 100000 steps with 5303 reset in 170 ms.
Computed a total of 1 stabilizing places and 1 stable transitions
Computed a total of 1 stabilizing places and 1 stable transitions
Knowledge based reduction with 14 factoid took 78 ms. Reduced automaton from 5 states, 18 edges and 3 AP (stutter sensitive) to 5 states, 15 edges and 2 AP (stutter sensitive).
RANDOM walk for 28968 steps (840 resets) in 86 ms. (332 steps per ms) remains 0/6 properties
Knowledge based reduction with 14 factoid took 136 ms. Reduced automaton from 5 states, 15 edges and 2 AP (stutter sensitive) to 5 states, 15 edges and 2 AP (stutter sensitive).
Stuttering acceptance computed with spot in 208 ms :[(AND (NOT p1) (NOT p2)), (AND (NOT p1) (NOT p2)), (NOT p1), (AND (NOT p1) (NOT p2)), (NOT p1)]
Knowledge-based reduction took 450 ms.
Stuttering acceptance computed with spot in 200 ms :[(AND (NOT p1) (NOT p2)), (AND (NOT p1) (NOT p2)), (NOT p1), (AND (NOT p1) (NOT p2)), (NOT p1)]
Support contains 2 out of 115 places. Attempting structural reductions.
Property had overlarge support with respect to TGBA, discarding it for now.
Starting structural reductions in LTL mode, iteration 0 : 115/115 places, 107/107 transitions.
Applied a total of 0 rules in 0 ms. Remains 115 /115 variables (removed 0) and now considering 107/107 (removed 0) transitions.
[2026-05-26 08:45:39] [INFO ] Invariant cache hit.
[2026-05-26 08:45:39] [INFO ] Implicit Places using invariants in 68 ms returned []
[2026-05-26 08:45:39] [INFO ] Invariant cache hit.
[2026-05-26 08:45:39] [INFO ] State equation strengthened by 26 read => feed constraints.
[2026-05-26 08:45:39] [INFO ] Implicit Places using invariants and state equation in 105 ms returned []
Implicit Place search using SMT with State Equation took 174 ms to find 0 implicit places.
Running 106 sub problems to find dead transitions.
[2026-05-26 08:45:39] [INFO ] Invariant cache hit.
[2026-05-26 08:45:39] [INFO ] State equation strengthened by 26 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/114 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 106 unsolved
At refinement iteration 1 (OVERLAPS) 1/115 variables, 22/22 constraints. Problems are: Problem set: 0 solved, 106 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/115 variables, 2/24 constraints. Problems are: Problem set: 0 solved, 106 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/115 variables, 0/24 constraints. Problems are: Problem set: 0 solved, 106 unsolved
At refinement iteration 4 (OVERLAPS) 107/222 variables, 115/139 constraints. Problems are: Problem set: 0 solved, 106 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/222 variables, 26/165 constraints. Problems are: Problem set: 0 solved, 106 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/222 variables, 0/165 constraints. Problems are: Problem set: 0 solved, 106 unsolved
At refinement iteration 7 (OVERLAPS) 0/222 variables, 0/165 constraints. Problems are: Problem set: 0 solved, 106 unsolved
No progress, stopping.
After SMT solving in domain Real declared 222/222 variables, and 165 constraints, problems are : Problem set: 0 solved, 106 unsolved in 3651 ms.
Refiners :[Positive P Invariants (semi-flows): 22/22 constraints, State Equation: 115/115 constraints, ReadFeed: 26/26 constraints, PredecessorRefiner: 106/106 constraints, Known Traps: 2/2 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 106 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/114 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 106 unsolved
At refinement iteration 1 (OVERLAPS) 1/115 variables, 22/22 constraints. Problems are: Problem set: 0 solved, 106 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/115 variables, 2/24 constraints. Problems are: Problem set: 0 solved, 106 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/115 variables, 0/24 constraints. Problems are: Problem set: 0 solved, 106 unsolved
At refinement iteration 4 (OVERLAPS) 107/222 variables, 115/139 constraints. Problems are: Problem set: 0 solved, 106 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/222 variables, 26/165 constraints. Problems are: Problem set: 0 solved, 106 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/222 variables, 106/271 constraints. Problems are: Problem set: 0 solved, 106 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/222 variables, 0/271 constraints. Problems are: Problem set: 0 solved, 106 unsolved
At refinement iteration 8 (OVERLAPS) 0/222 variables, 0/271 constraints. Problems are: Problem set: 0 solved, 106 unsolved
No progress, stopping.
After SMT solving in domain Int declared 222/222 variables, and 271 constraints, problems are : Problem set: 0 solved, 106 unsolved in 5844 ms.
Refiners :[Positive P Invariants (semi-flows): 22/22 constraints, State Equation: 115/115 constraints, ReadFeed: 26/26 constraints, PredecessorRefiner: 106/106 constraints, Known Traps: 2/2 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 9505ms problems are : Problem set: 0 solved, 106 unsolved
Search for dead transitions found 0 dead transitions in 9507ms
Finished structural reductions in LTL mode , in 1 iterations and 9682 ms. Remains : 115/115 places, 107/107 transitions.
Computed a total of 1 stabilizing places and 1 stable transitions
Computed a total of 1 stabilizing places and 1 stable transitions
Knowledge based reduction with 7 factoid took 70 ms. Reduced automaton from 5 states, 15 edges and 2 AP (stutter sensitive) to 5 states, 15 edges and 2 AP (stutter sensitive).
RANDOM walk for 40000 steps (1163 resets) in 125 ms. (317 steps per ms) remains 1/6 properties
BEST_FIRST walk for 40004 steps (99 resets) in 58 ms. (678 steps per ms) remains 1/1 properties
[2026-05-26 08:45:49] [INFO ] Invariant cache hit.
[2026-05-26 08:45:49] [INFO ] State equation strengthened by 26 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/2 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 71/73 variables, 2/2 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/73 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 42/115 variables, 20/22 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/115 variables, 1/23 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/115 variables, 0/23 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (OVERLAPS) 107/222 variables, 115/138 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/222 variables, 26/164 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/222 variables, 0/164 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (OVERLAPS) 0/222 variables, 0/164 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 222/222 variables, and 164 constraints, problems are : Problem set: 0 solved, 1 unsolved in 137 ms.
Refiners :[Positive P Invariants (semi-flows): 22/22 constraints, State Equation: 115/115 constraints, ReadFeed: 26/26 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 1/1 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/2 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 71/73 variables, 2/2 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/73 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 42/115 variables, 20/22 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/115 variables, 1/23 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/115 variables, 0/23 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (OVERLAPS) 107/222 variables, 115/138 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/222 variables, 26/164 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/222 variables, 1/165 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/222 variables, 0/165 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (OVERLAPS) 0/222 variables, 0/165 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Int declared 222/222 variables, and 165 constraints, problems are : Problem set: 0 solved, 1 unsolved in 98 ms.
Refiners :[Positive P Invariants (semi-flows): 22/22 constraints, State Equation: 115/115 constraints, ReadFeed: 26/26 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 1/1 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 238ms problems are : Problem set: 0 solved, 1 unsolved
Finished Parikh walk after 24 steps, including 0 resets, run visited all 1 properties in 1 ms. (steps per millisecond=24 )
Parikh walk visited 1 properties in 1 ms.
Knowledge based reduction with 7 factoid took 160 ms. Reduced automaton from 5 states, 15 edges and 2 AP (stutter sensitive) to 5 states, 15 edges and 2 AP (stutter sensitive).
Stuttering acceptance computed with spot in 218 ms :[(AND (NOT p1) (NOT p2)), (AND (NOT p1) (NOT p2)), (NOT p1), (AND (NOT p1) (NOT p2)), (NOT p1)]
Knowledge-based reduction took 746 ms.
Stuttering acceptance computed with spot in 209 ms :[(AND (NOT p1) (NOT p2)), (AND (NOT p1) (NOT p2)), (NOT p1), (AND (NOT p1) (NOT p2)), (NOT p1)]
Stuttering acceptance computed with spot in 207 ms :[(AND (NOT p1) (NOT p2)), (AND (NOT p1) (NOT p2)), (NOT p1), (AND (NOT p1) (NOT p2)), (NOT p1)]
Product exploration explored 100000 steps with 2918 reset in 159 ms.
Product exploration explored 100000 steps with 2907 reset in 177 ms.
Spot run failed in 77 ms. Status :1
Traceback (most recent call last):
File "/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202604301425/bin/autstates.py", line 2, in
import spot
ModuleNotFoundError: No module named 'spot'
java.io.IOException
at fr.lip6.move.gal.application.runner.spot.SpotRunner.computeForwardClosedSI(SpotRunner.java:551)
at fr.lip6.move.gal.application.solver.ltl.LTLPropertySolver.treatPartialPOR(LTLPropertySolver.java:419)
at fr.lip6.move.gal.application.solver.ltl.LTLPropertySolver.checkLTLProperty(LTLPropertySolver.java:280)
at fr.lip6.move.gal.application.solver.ltl.LTLPropertySolver.runStutteringLTLTest(LTLPropertySolver.java:217)
at fr.lip6.move.gal.application.solver.ltl.LTLPropertySolver.runStructuralLTLCheck(LTLPropertySolver.java:66)
at fr.lip6.move.gal.application.Application.startNoEx(Application.java:849)
at fr.lip6.move.gal.application.Application.start(Application.java:195)
at fr.lip6.move.gal.itscl.application.Application.start(Application.java:44)
at org.eclipse.equinox.internal.app.EclipseAppHandle.run(EclipseAppHandle.java:219)
at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.runApplication(EclipseAppLauncher.java:149)
at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.start(EclipseAppLauncher.java:115)
at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:467)
at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:298)
at java.base/jdk.internal.reflect.DirectMethodHandleAccessor.invoke(DirectMethodHandleAccessor.java:103)
at java.base/java.lang.reflect.Method.invoke(Method.java:580)
at org.eclipse.equinox.launcher.Main.invokeFramework(Main.java:615)
at org.eclipse.equinox.launcher.Main.basicRun(Main.java:563)
at org.eclipse.equinox.launcher.Main.run(Main.java:1415)
at org.eclipse.equinox.launcher.Main.main(Main.java:1387)
Built C files in :
/tmp/ltsmin17018701845033641816
[2026-05-26 08:45:50] [INFO ] Built C files in 5ms conformant to PINS (ltsmin variant)in folder :/tmp/ltsmin17018701845033641816
Running compilation step : cd /tmp/ltsmin17018701845033641816;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.ltsmin.binaries_1.0.0.202604301425/bin/limit_time.pl' '3' 'gcc' '-c' '-I/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.ltsmin.binaries_1.0.0.202604301425/bin/include/' '-I.' '-std=c99' '-fPIC' '-O0' 'model.c'
Compilation finished in 182 ms.
Running link step : cd /tmp/ltsmin17018701845033641816;'gcc' '-shared' '-o' 'gal.so' 'model.o'
Link finished in 31 ms.
Running LTSmin : cd /tmp/ltsmin17018701845033641816;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.ltsmin.binaries_1.0.0.202604301425/bin/pins2lts-seq-linux64' './gal.so' '--when' '--hoa' '/tmp/stateBased18139486817620171651.hoa' '--buchi-type=spotba'
WARNING : LTS min runner thread was asked to interrupt. Dying gracefully.
Support contains 2 out of 115 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 115/115 places, 107/107 transitions.
Applied a total of 0 rules in 1 ms. Remains 115 /115 variables (removed 0) and now considering 107/107 (removed 0) transitions.
[2026-05-26 08:46:05] [INFO ] Invariant cache hit.
[2026-05-26 08:46:05] [INFO ] Implicit Places using invariants in 61 ms returned []
[2026-05-26 08:46:05] [INFO ] Invariant cache hit.
[2026-05-26 08:46:05] [INFO ] State equation strengthened by 26 read => feed constraints.
[2026-05-26 08:46:06] [INFO ] Implicit Places using invariants and state equation in 102 ms returned []
Implicit Place search using SMT with State Equation took 164 ms to find 0 implicit places.
Skipped dead transition search.
Finished structural reductions in LTL mode , in 1 iterations and 165 ms. Remains : 115/115 places, 107/107 transitions.
Built C files in :
/tmp/ltsmin4554819429313358596
[2026-05-26 08:46:06] [INFO ] Built C files in 2ms conformant to PINS (ltsmin variant)in folder :/tmp/ltsmin4554819429313358596
Running compilation step : cd /tmp/ltsmin4554819429313358596;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.ltsmin.binaries_1.0.0.202604301425/bin/limit_time.pl' '3' 'gcc' '-c' '-I/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.ltsmin.binaries_1.0.0.202604301425/bin/include/' '-I.' '-std=c99' '-fPIC' '-O0' 'model.c'
Compilation finished in 197 ms.
Running link step : cd /tmp/ltsmin4554819429313358596;'gcc' '-shared' '-o' 'gal.so' 'model.o'
Link finished in 40 ms.
Running LTSmin : cd /tmp/ltsmin4554819429313358596;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.ltsmin.binaries_1.0.0.202604301425/bin/pins2lts-seq-linux64' './gal.so' '--when' '--hoa' '/tmp/stateBased13829893903734235686.hoa' '--buchi-type=spotba'
WARNING : LTS min runner thread was asked to interrupt. Dying gracefully.
[2026-05-26 08:46:21] [INFO ] Flatten gal took : 6 ms
[2026-05-26 08:46:21] [INFO ] Flatten gal took : 5 ms
[2026-05-26 08:46:21] [INFO ] Time to serialize gal into /tmp/LTL5657626505022789589.gal : 2 ms
[2026-05-26 08:46:21] [INFO ] Time to serialize properties into /tmp/LTL4909354658989281909.prop : 0 ms
Invoking ITS tools like this :cd /home/mcc/execution;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-ltl-linux64' '--gc-threshold' '2000000' '-i' '/tmp/LTL5657626505022789589.gal' '-t' 'CGAL' '-hoa' '/tmp/aut16543759123596615903.hoa' '-atoms' '/tmp/LTL4909354658989281909.prop' '-c' '-stutter-deadlock' '--gen-order' 'FOLLOW'

its-ltl command run as :

/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-ltl-linux64 --gc-threshold 2000000 -i /tmp/L...318
Loading property file /tmp/LTL4909354658989281909.prop.
Loaded 2 atomic propositions.
Checking formula 0 provided in automaton : /tmp/aut16543759123596615903.hoa
Reverse transition relation is NOT exact ! Due to transitions t2, t21, Intersection with reachable at each step enabled. (destroyed/reverse/intersect/tota...170
Computing Next relation with stutter on 289 deadlock states
28 unique states visited
4 strongly connected components in search stack
29 transitions explored
28 items max in DFS search stack
260 ticks for the emptiness check
Model ,|S| ,Time ,Mem(kb) ,fin. SDD ,fin. DDD ,peak SDD ,peak DDD ,SDD Hom ,SDD cache peak ,DDD Hom ,DDD cachepeak ,SHom cache
STATS,0,2.62139,115116,1,0,584,491377,251,493,3376,681793,1138
an accepting run exists (use option '-e' to print it)
Formula 0 is FALSE accepting run found.
FORMULA Parking-PT-208-LTLFireability-14 FALSE TECHNIQUES KNOWLEDGE HOA DECISION_DIAGRAMS TOPOLOGICAL
Treatment of property Parking-PT-208-LTLFireability-14 finished in 46134 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202604301425/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!((!G((p0 U p1)) U X((X(p2)&&F(p0)))))'
Support contains 3 out of 120 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 120/120 places, 110/110 transitions.
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 1 place count 119 transition count 109
Iterating global reduction 0 with 1 rules applied. Total rules applied 2 place count 119 transition count 109
Applied a total of 2 rules in 4 ms. Remains 119 /120 variables (removed 1) and now considering 109/110 (removed 1) transitions.
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-472837475536135752.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-9691623167863638550.kers'
[2026-05-26 08:46:24] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-472837475536135752.kers, --Pflows, --basisKERS=/tmp/petrispot-output-9691623167863638550.kers]
Culled 0 columns in 0 ms.
// Phase 1: matrix 109 rows 119 cols 305 entries
Finished phase 1 with 95 SingleSign rule and 0 generalized
[2026-05-26 08:46:24] [INFO ] Computed 24 invariants in 0 ms
Computed 24 P flows in 0 ms.
Exported basis to /tmp/petrispot-output-9691623167863638550.kers
Total runtime 1 ms.
[2026-05-26 08:46:24] [INFO ] Implicit Places using invariants in 57 ms returned [28, 49]
Discarding 2 places :
Implicit Place search using SMT only with invariants took 58 ms to find 2 implicit places.
Starting structural reductions in LTL mode, iteration 1 : 117/120 places, 109/110 transitions.
Discarding 2 places :
Symmetric choice reduction at 0 with 2 rule applications. Total rules 2 place count 115 transition count 107
Iterating global reduction 0 with 2 rules applied. Total rules applied 4 place count 115 transition count 107
Applied a total of 4 rules in 1 ms. Remains 115 /117 variables (removed 2) and now considering 107/109 (removed 2) transitions.
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-13589791805808622114.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-6677767079488399784.kers'
[2026-05-26 08:46:24] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-13589791805808622114.kers, --Pflows, --basisKERS=/tmp/petrispot-output-6677767079488399784.kers]
Culled 0 columns in 0 ms.
// Phase 1: matrix 107 rows 115 cols 295 entries
Finished phase 1 with 93 SingleSign rule and 0 generalized
[2026-05-26 08:46:24] [INFO ] Computed 22 invariants in 1 ms
Computed 22 P flows in 1 ms.
Exported basis to /tmp/petrispot-output-6677767079488399784.kers
Total runtime 1 ms.
[2026-05-26 08:46:24] [INFO ] Implicit Places using invariants in 56 ms returned []
[2026-05-26 08:46:24] [INFO ] Invariant cache hit.
[2026-05-26 08:46:24] [INFO ] State equation strengthened by 26 read => feed constraints.
[2026-05-26 08:46:24] [INFO ] Implicit Places using invariants and state equation in 110 ms returned []
Implicit Place search using SMT with State Equation took 167 ms to find 0 implicit places.
Starting structural reductions in LTL mode, iteration 2 : 115/120 places, 107/110 transitions.
Finished structural reductions in LTL mode , in 2 iterations and 230 ms. Remains : 115/120 places, 107/110 transitions.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202604301425/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!((!G((p0 U p1)) U X((X(p2)&&F(p0)))))'
Stuttering acceptance computed with spot in 382 ms :[(OR (NOT p0) (NOT p2)), (OR (NOT p0) (NOT p2)), (OR (AND p1 (NOT p2)) (AND (NOT p0) p1)), (NOT p2), (NOT p0), (AND p1 (NOT p2)), (AND (NOT p0) p1), (AND p1 (NOT p2)), p1]
Running random walk in product with property : Parking-PT-208-LTLFireability-15
Stuttering criterion allowed to conclude after 38 steps with 2 reset in 1 ms.
FORMULA Parking-PT-208-LTLFireability-15 FALSE TECHNIQUES STUTTER_TEST
Treatment of property Parking-PT-208-LTLFireability-15 finished in 657 ms.
All properties solved by simple procedures.
Total runtime 110637 ms.

BK_STOP 1779785184935

--------------------
content from stderr:

+ export BINDIR=/home/mcc/BenchKit/bin//../itstools/bin//../
+ BINDIR=/home/mcc/BenchKit/bin//../itstools/bin//../
++ pwd
+ export MODEL=/home/mcc/execution
+ MODEL=/home/mcc/execution
+ [[ LTLFireability = StateSpace ]]
+ /home/mcc/BenchKit/bin//../itstools/bin//..//runeclipse.sh /home/mcc/execution LTLFireability -its -ltsmin -greatspnpath /home/mcc/BenchKit/bin//../itstools/bin//..//greatspn/ -order META -manyOrder -smt -timeout 3600
+ ulimit -s 65536
+ [[ -z '' ]]
+ export LTSMIN_MEM_SIZE=8589934592
+ LTSMIN_MEM_SIZE=8589934592
++ sed s/.jar//
++ perl -pe 's/.*\.//g'
++ ls /home/mcc/BenchKit/bin//../itstools/bin//..//itstools/plugins/fr.lip6.move.gal.application.pnmcc_1.0.0.202604301425.jar
+ VERSION=202604301425
+ echo 'Running Version 202604301425'
+ /home/mcc/BenchKit/bin//../itstools/bin//..//itstools/its-tools -pnfolder /home/mcc/execution -examination LTLFireability -its -ltsmin -greatspnpath /home/mcc/BenchKit/bin//../itstools/bin//..//greatspn/ -order META -manyOrder -smt -timeout 3600

Sequence of Actions to be Executed by the VM

This is useful if one wants to reexecute the tool in the VM from the submitted image disk.

set -x
# this is for BenchKit: configuration of major elements for the test
export BK_INPUT="Parking-PT-208"
export BK_EXAMINATION="LTLFireability"
export BK_TOOL="itstools"
export BK_RESULT_DIR="/tmp/BK_RESULTS/OUTPUTS"
export BK_TIME_CONFINEMENT="3600"
export BK_MEMORY_CONFINEMENT="16384"
export BK_BIN_PATH="/home/mcc/BenchKit/bin/"

# this is specific to your benchmark or test

export BIN_DIR="$HOME/BenchKit/bin"

# remove the execution directoty if it exists (to avoid increse of .vmdk images)
if [ -d execution ] ; then
rm -rf execution
fi

# this is for BenchKit: explicit launching of the test
echo "====================================================================="
echo " Generated by BenchKit 2-5973"
echo " Executing tool itstools"
echo " Input is Parking-PT-208, examination is LTLFireability"
echo " Time confinement is $BK_TIME_CONFINEMENT seconds"
echo " Memory confinement is 16384 MBytes"
echo " Number of cores is 4"
echo " Run identifier is r194-tall-177969914100516"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"

tar xzf /home/mcc/BenchKit/INPUTS/Parking-PT-208.tgz
mv Parking-PT-208 execution
cd execution
if [ "LTLFireability" = "ReachabilityDeadlock" ] || [ "LTLFireability" = "UpperBounds" ] || [ "LTLFireability" = "QuasiLiveness" ] || [ "LTLFireability" = "StableMarking" ] || [ "LTLFireability" = "Liveness" ] || [ "LTLFireability" = "OneSafe" ] || [ "LTLFireability" = "StateSpace" ]; then
rm -f GenericPropertiesVerdict.xml
fi
pwd
ls -lh

echo
echo "--------------------"
echo "content from stdout:"
echo
echo "=== Data for post analysis generated by BenchKit (invocation template)"
echo
if [ "LTLFireability" = "UpperBounds" ] ; then
echo "The expected result is a vector of positive values"
echo NUM_VECTOR
elif [ "LTLFireability" != "StateSpace" ] ; then
echo "The expected result is a vector of booleans"
echo BOOL_VECTOR
else
echo "no data necessary for post analysis"
fi
echo
if [ -f "LTLFireability.xml" ] ; then # for cunf (txt files deleted;-)
echo echo "here is the order used to build the result vector(from xml file)"
for x in $(grep '' LTLFireability.xml | cut -d '>' -f 2 | cut -d '<' -f 1 | sort -u) ; do
echo "FORMULA_NAME $x"
done
elif [ "LTLFireability" = "ReachabilityDeadlock" ] || [ "LTLFireability" = "QuasiLiveness" ] || [ "LTLFireability" = "StableMarking" ] || [ "LTLFireability" = "Liveness" ] || [ "LTLFireability" = "OneSafe" ] ; then
echo "FORMULA_NAME LTLFireability"
fi
echo
echo "=== Now, execution of the tool begins"
echo
echo -n "BK_START "
date -u +%s%3N
echo
timeout -s 9 $BK_TIME_CONFINEMENT bash -c "/home/mcc/BenchKit/BenchKit_head.sh 2> STDERR ; echo ; echo -n \"BK_STOP \" ; date -u +%s%3N"
if [ $? -eq 137 ] ; then
echo
echo "BK_TIME_CONFINEMENT_REACHED"
fi
echo
echo "--------------------"
echo "content from stderr:"
echo
cat STDERR ;